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DOI: 10.3969/j.issn.1007-7677.2011.03.006
Key points and analysis on revision of national standard "classification for quality of coal"
TU Hua
LUO Yun-fei
LIU Shu-yun
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Publication Date：2011-05-02
Pages：3( 17-19 )
GOAL QUALITY AND TECHNOLOGY

GOAL QUALITY AND TECHNOLOGY

ISSN：1007-7677
Year, Vol.(Issue)：2011,(3)
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